| Shannon to Monticello (Minnesota) | 3,655.24 mi (5,882.54 km) |
| Shannon to Montrose (Colorado) | 4,498.89 mi (7,240.26 km) |
| Shannon to Moody (Alabama) | 3,920.60 mi (6,309.59 km) |
| Shannon to Moore (Oklahoma) | 4,271.99 mi (6,875.10 km) |
| Shannon to Moorestown-Lenola (New Jersey) | 3,153.28 mi (5,074.71 km) |
| Shannon to Mooresville (North Carolina) | 3,593.35 mi (5,782.94 km) |
| Shannon to Moorhead (Minnesota) | 3,690.89 mi (5,939.91 km) |
| Shannon to Moorpark (California) | 5,107.57 mi (8,219.84 km) |
| Shannon to Moraga (California) | 5,015.30 mi (8,071.35 km) |
| Shannon to Moreno Valley (California) | 5,070.58 mi (8,160.31 km) |
| Shannon to Morgan City (Louisiana) | 4,305.88 mi (6,929.65 km) |
| Shannon to Morgan Hill (California) | 5,039.83 mi (8,110.82 km) |
| Shannon to Morganton (North Carolina) | 3,621.82 mi (5,828.76 km) |
| Shannon to Morgantown (West Virginia) | 3,370.96 mi (5,425.04 km) |
| Shannon to Morris (Illinois) | 3,629.95 mi (5,841.83 km) |
